2014届山东省济南外国语学校九年级第一次学业水平模拟考试数学试卷(带解析)

适用年级:初三
试卷号:619278

试卷类型:学业考试
试卷考试时间:2017/7/26

1.单选题(共1题)

1.
计算﹣32的值是
A.9B.-9C.6D.-6

2.选择题(共5题)

2.下列各组物质的类别,其中后一种从属前一种的是(   )
3.下列各组物质的类别,其中后一种从属前一种的是(   )
4.阅读理解

    My elder cousin Ted liked complaining almost about everything. When he faced a problem, he always chose to complain about it instead of finding a way to solve it. That was not right. Ted was healthy and had received a good education. He should and could find a good job and work hard to feed himself, but he just complained all day, drifting from one job to another. One day, I read about a farmer called Chris and told Ted about the farmer.

    Chris works hard, performs many jobs around the farm. But Chris is not exactly like other farmers. What makes him different is that he was born without arms or legs. But this has not stopped him from working hard and getting things done.

    Now, you may ask, is this possible? Like many other amazing people who have no arms or legs, Chris does not focus on what he can't do, but rather on what he can do. And he can do a lot! He drives farm vehicles and looks after crops. Once you see Chris in action, you will think there is nothing he could not do.

    Chris is a great example of a person who is making the most of his gifts. His positive attitude and courage make him a true inspiration.

    After I told Ted about Chris, he became silent. Compared with Chris, Ted was much luckier. Then luckily, I saw Ted's change.

    Do you like complaining? If you do, think about Chris. Such a man chooses to stay positive. Why don't we?

5.如图所示,是探究电流产生热量与哪些因素有关的实验装置.烧瓶内装有质量和初温完全相同的煤油,瓶中电阻丝的电阻R1>R2.在甲图中,保持滑动变阻器的滑片不动,闭合开关一段时间后,B瓶中温度计的示数{#blank#}1{#/blank#},探究的是电流产生热量与{#blank#}2{#/blank#}的关系.利用乙图中的装置,可以探究电流产生热量与{#blank#}3{#/blank#}的关系.

6.如图所示,是探究电流产生热量与哪些因素有关的实验装置.烧瓶内装有质量和初温完全相同的煤油,瓶中电阻丝的电阻R1>R2.在甲图中,保持滑动变阻器的滑片不动,闭合开关一段时间后,B瓶中温度计的示数{#blank#}1{#/blank#},探究的是电流产生热量与{#blank#}2{#/blank#}的关系.利用乙图中的装置,可以探究电流产生热量与{#blank#}3{#/blank#}的关系.

3.填空题(共3题)

7.
分解因式:ax2﹣2ax+a=___________.
8.
已知且-1<x-y<0,则k的取值范围为
9.
方程:的根是____________.

4.解答题(共1题)

10.
某学校为了增强学生体质,决定开设以下体育课外活动项目:A:篮球 B:乒乓球C:羽毛球 D:足球,为了解学生最喜欢哪一种活动项目,随机抽取了部分学生进行调查,并将调查结果绘制成了两幅不完整的统计图,请回答下列问题:

(1)这次被调查的学生共有    人;
(2)请你将条形统计图(2)补充完整;
(3)在平时的乒乓球项目训练中,甲、乙、丙、丁四人表现优秀,现决定从这四名同学中任选两名参加乒乓球比赛,求恰好选中甲、乙两位同学的概率(用树状图或列表法解答)
试卷分析
  • 【1】题量占比

    单选题:(1道)

    选择题:(5道)

    填空题:(3道)

    解答题:(1道)

  • 【2】:难度分析

    1星难题:0

    2星难题:0

    3星难题:0

    4星难题:0

    5星难题:0

    6星难题:1

    7星难题:0

    8星难题:3

    9星难题:1